These pages bring together into one place useful information and key resources for existing ringers. For more information on why we ring birds, the history of ringing or the aims and strategy behind the Ringing Scheme, please see the About ringing pages. If you are not a current ringer and want to find out more about how to become a ringer, please see the Learn to ring pages.
This page outlines the process for renewing your ringing permit. Information is provided for each permit category as well as a timeline for the renewal process.
If you are intending to approach the nest or dependent young of a specially protected bird through ringing, nest recording or any other survey you need to ensure you have the correct licence to do so.
These pages bring together into one place useful information and key resources for existing ringers. Current content includes information on data collection and biometrics, other ringing resources such as site signage and access letter templates, health & safety, resources for displays and talks, instructions for mapping recoveries and opportunities for ringers.
What effect might annual releases of non-native gamebirds be having on native biodiversity?
Henrietta Pringle reveals the work behind a recent paper on gamebirds and predation
Climate change in a warming world
BTO science contributes to our understanding of future scenarios, and informing policies and conservation management strategies to help species adapt.